var nothing = [];
console.log(10);
console.log(20);
console.log(void 0);
console.log([...nothing, 10, 20][0]);
console.log([...nothing, 10, 20][1]);
console.log([...nothing, 10, 20][2]);
console.log([10, ...nothing, 20][0]);
console.log([10, ...nothing, 20][1]);
console.log([10, ...nothing, 20][2]);
console.log([10, 20, ...nothing][0]);
console.log([10, 20, ...nothing][1]);
console.log([10, 20, ...nothing][2]);
